AMP 12-DB VHF/FM MAGNAVOX 1-OUTPUT, 50-450 MHZ, Distribution amplifier broad band VHF/FM, Boosts signal strength needed up to 5 times to power multiple TV sets and VCR installations. It is also recommended for long cable runs which have weak TV signals. For a greatly improved picture quality on your VHF and CATV signals. If you have any questions on your installation feel free to E-mail for help.